Contrary to popular belief, the housing market hasn't cooled off that much. In fact, residential real estate prices continue to soar in a number of key metropolitan areas, according to a new study released this week. That's a good thing, right? Actually, no–because the froth building in housing prices raises the distinct possibility of significant corrections to come in many of those regions. In the first quarter, home prices nationwide rose an additional 7.3 percent, according to a joint study by the financial services firm National City Corp. and the research firm Global Insight. As a result, there are now...